Grape Borer vs Blue Carpenter Bee

Side-by-side species comparison

Attribute Grape Borer Blue Carpenter Bee
Scientific Name Xylotrechus pyrrhoderus Xylocopa caerulea
Order Coleoptera Hymenoptera
Family Cerambycidae Apidae
Size 12-18 mm 20-23 mm
Habitat Orchards Woodlands
Diet Wood Feeders Wood Feeders
Regions Japan, China, Korea Asia
Conservation Least Concern Least Concern

Grape Borer

A destructive pest of grapevines in East Asia with reddish-brown legs and wavy yellowish markings on dark elytra. Larvae bore into the woody stems and trunks of Vitis species, causing vine death. Adults are active in late summer.

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Did You Know?

Japanese winemakers consider this beetle the single most destructive insect pest of their vineyards.

Blue Carpenter Bee

A striking large bee with brilliant blue iridescent coloring. Nests in dead wood by boring tunnels. Despite their intimidating size, they are generally docile and rarely sting.

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Did You Know?

The blue carpenter bee is one of the few truly blue bees in the world — its stunning metallic blue coloring comes from structural nanostructures rather than pigment.